test and pass new one-to-many link between event and user
Merge pull request #7 from gopher-snakes-2014/user_event_associations

test and pass new one-to-many link between event and user
add create_event controller test
tidy gemfile - remove duplicate capybara
add migration files for new user_id attribute
Merge pull request #8 from gopher-snakes-2014/user_event_associations

User event associations
add tests to account for strong params and user sessions
pass strong params tests to ensure new user id links to new events
Merge pull request #9 from gopher-snakes-2014/user_event_associations

User event associations
fixes merge conflicts